ܥɥ饤Фδʰץɥ
2004/07/06
by T.Adachi(tadachi@tadachi-net.com)


ܥɥ饤ФϡCONEXANT CX23415/CX23416ܥץ㥫Ѥ
ivtvɥ饤(ʲܲȤά http://ivtv.sourceforge.net/)ȼγĥ
ԤܹưפMPEG2ϡɥ󥳡ɤΥץ㥫
бΤǤ١ȤʤäƤɥ饤ХСϡ
ivtv 0.1.9kernel2.6ѤΥѥåǤʤͻָ䤵Ƥ
ITVC15-STVLPITVC16-STVLP˴ؤƤϡܲȤΥ˽ʬޡ
ƤޤΤǡܥɥ饤ФѤܲȤΥɥ饤ФѤΤ
Ǥ礦
ܥɥ饤Фˤϡǡʻ䤬Τ¤˳ȯԤƤʤȥ
ǥ塼YCʬΥåפΥɥ饤СSAA7173ɥ饤Фޤޤޤ
餬ܤ줿ץ㥫ɤϡι徯üʻȤߤ
ܲȤΥɥ饤Фľ˳ĥ뤳Ȥʾ礬Ĥ
ޤΤᡤɥ饤Фγ¦鸫ռʤƤѤळ
ǤȤϤʤȥåʤȤ򤷤Ƥ꤬ޤܲȤ
ޡ򤹤뤳ȤˤʤȻפޤƵǽδ٤ᡤ
ܲȤκǿǤɽѥåʤȤޤΤǡ
Ф餯äˤʤΤǤϡŤȡͤƤޤ

ޤܥɥ饤Фγȯϥ롼פǹԤäƤޤơïꡤ
Ȥ̹ԤΤΤǤϤޤ󡥤ǤΤǡ֤Ϥ
ľפǤȤ֤ʻޤפΤ褦äޤ顤
ѸǳȯѶŪ˻äƤȽޤ

Ȥ륫
ܲȥꥸʥбƤ륫ɰʳˡʲΥɤбƤޤ
ͻָ CX23416GYC-STVLP
I/O data GV-MVP/RX
ĹTRANSGEAR 5000TV
AOpen VA2000MAX-STN6(TVϿΤߤбǤޤ)


ܥɥ饤ФΣ۸ϡKomoriya󤬱ĤƤ֤ѸפǤ
ǼĤ⤢ޤΤǡʬʤȤޤ顤ʲΥڡ
ƤߤƤޤǼĤ˽񤭤ˤäޤ顤䰸
(tadachi@tadachi-net.com)˸ĿŪ˥᡼뤷ƤäƤ빽Ǥ
ʤ쥹ݥ󥹤Ϥʤ갭Ȼפޤ...ˡ

CX23416GYC-STVLPβ
http://linux.paken.org/index.php?CX23416GYC-STVLP%A4%CE%B2%F2%C0%CF
LinuxITVC16-STVLP 
http://linux.paken.org/index.php?Linux%A4%C7ITVC16-STVLP

Ȥ
˥ɥ饤ФΥ󥹥ȡ
ޤdriverǥ쥯ȥ˰ưmakeƤ
ä˥顼ФƤʤ(˥󥰤ϤʤФȻפޤ :-))
make installƤɬפʥɥ饤Фϥ󥹥ȡ뤵ޤ

tunerɥ饤ФΥ󥹥ȡ򤷤ޤkernel2.4ξϡ
new_cardsǥ쥯ȥβ CX23416GYC-STVLP_MPG600GR_stuffGV-MVPRX_stuff
γƥɤ˴ؤǥ쥯ȥ꤬ޤCX23416GYC-STVLPξԡ
GV-MVP/RXξϸԤβ tuner Ȥǥ쥯ȥ꤬ޤΤǡ
make installƤ

kernel2.6ξϡCX23416GYC-STVLPѤ kernel °tuner
ɥ饤ФưޤΤǡtunerɥ饤ФΥ󥹥ȡ򤷤ʤƤOKǤ
GV-MVP/RXTRANSGEAR 5000TV ξϡtuner_kernel2.6 β make;
make install  tuner_ivtv.ko 򥤥󥹥ȡ뤷Ƥ

ʤ󥹥ȡ塤 depmod -a ¹ԤΤ˺줺

kernelV4L2ΥѥåƤ뤳Ȥ侩ޤƤʤƤ
ư褦Ǥ

˥ե०Υ󥹥ȡ
ܥɥ饤ФñΤǤưޤMPEG2󥳡ɥåפФ
֥ե०פɤɬפޤΥե०
WindowsѤΥɥ饤ФäƤޤΤǡutilsǥ쥯ȥʲˤޤ
ivtvfwextract.pl ѤƼФƤܤutilsǥ쥯ȥ
README(Ѹ)ɤǤ

ivtvfwextract.plϡɥ饤а켰zip̤ƤȤ
ȤޤƤꡤ߹䤵ƤCX23416GYC-STVLPGV-MVP/RX
ǤϡΥץȤΤޤѤǤޤ󡥤Ǽȴѥå :-)
Ǥutilsǥ쥯ȥβivtvfwextract_jcard.plȤץȤ
֤ޤΤǡȤäƤߤơ

ˡ
1a)CX23416GYC-STVLPξ
YUANΥȤSmartVDO_Driver&ŸmpgXXX_Drv
ʲP2Driver.sysutilsǥ쥯ȥ˥ԡp2driver.sys
͡
1b)GV-MVP/RXξ
Driver CD顤p2driverRX.sys Фp2driver.sys˥͡ष
utilsǥ쥯ȥ겼˥ԡ
2)ivtvfwextract_jcard.pl p2driver.sys ȤƼ¹ԡ顼Ф
/lib/modulesβivtv-fw-enc.bin,ivtv-fw-dec.binƤ뤳Ȥ
ǧ

˥ɥ饤ФΥ
new_cardsβˡƥѤΥɥ饤ФΥ/ѤΥץ
ץȤѰդƤޤ㤨 CX23416GYC-STVLP Ѥ硤
sh new_cards/CX23416GYC-STVLP_MPG600GR_stuff/inst.sh Τ褦˼¹Ԥ
̤⥸塼뤬ɤ߹ޤޤGV-MVP/RXξGV-MVPRX_stuff
install.sh¹ԤƤ(kernel2.6 ξinst_kernel2.6.sh)
GV-MVP/RXѤƤꡤưkernel2.6tunerΥ򤤤
ꡤꥸʥtuner.cENGE4324DΥȥ꤬¸ߤƤϡ
ץtuner typeֹѹΤ˺줺ˡ
ưȤǧǤ顤/etc/modules.confԽưŪ
ɤ߹ޤ褦ˤɤǤ礦

ưǧ
cat /dev/video0 > test.mpg ȡ¹ԤøCTRL+CǻߤƤ
test.mpgmplayerǺϿ褵ƤưƤޤ
ǲ餫Υ顼Фϡȥ֥륷塼ƥ󥰤ιɤǤ


ϿѥץȤλȤ
ǶMythTV(www.mythtv.org/)ǻȤΤȥɤǤܥɥ饤Ф
ѥåˡޥɥ饤ѤǤ뤤ĤΥץȤѰ
Ƥޤutils/READMEɤǤŪʻȤѲǽ
ץˤ˴ؤƤϡץ̵ǳƥޥɤ¹Ԥ뤳Ȥˤ
ɽޤΤǡ⻲ȤƤ

Ǥϡptune.pltest_ioctlrecord-v4l2.plλȤ˴ؤñ
ԤȤˤޤ

˥ץȼ¹β
饹ץȤѤ硤ͽperlΥ⥸塼4ĥ
ȡ뤷ƤɬפޤʲΥѥå˥󥹥ȡ뤵
Ƥʤ硤۸ɤ󥹥ȡ뤷ƤƤ

Config-IniFiles http://config-inifiles.sourceforge.net/
Video-FrequenciesVideo-ivtv http://prdownloads.sourceforge.net/ivtv/
Video-Capture-V4l http://search.cpan.org/~mlehmann/Video-Capture-V4l-0.222/

ptune.plλȤ
ptune.plϡޥɥ饤TVͥ򤹤ΤѤޤ
㤨СʲΤ褦˼¹Ԥ뤳Ȥˤꡤ塼ʡ1ch˥åȤޤ
ptune.pl --channel 1 --freqtable ntsc-bcast-jp
¹Ԥ塤cat /dev/video0 > 1ch.mpg Τ褦˼¹ԤС1ch
Ͽ褬ޤʽλCTRL+C

test_ioctlλȤ
test_ioctlϡץ㥫ɤκ٤ԤݤѤޤutils
ǥ쥯ȥǡmake test_ioctl򤷤Ƽ¹ԷեƤ
¿οͤϤΥޥɤľܲ餫ѹԤȤ̵Ȼפޤ
餯Ͽ褹ݤˡϿ򤹤ΤѤ٤
ϤʤȻפޤΤ褦ʾ硤
test_ioctl --set-audio-mode=tuner=0,audio_mode=1
Τ褦˼¹Ԥޤaudio_modeȤ0,1,2,3ǽǤꡤ줾졤
Υ롦ƥ쥪粻ɽޤ

ʤܥɥ饤Фɲä줿ɤǡǲ¿š
бƤΤϡCX23416GYC-STVLPǤGV-MVP/RXǤϸߤ
ǽϤޤͭˤʤäƤޤ

record-v4l2.plλȤ
Ǥ¿οͤȤñʥեȥɤϤȻפޤ㤨1ch
ƥȤ60ôϿ褹ݤˤϡʲΤ褦˼¹ԤޤϿ褵줿ե
ϡղä줿ǥ쥯ȥľvideo.mpgȤƵϿޤ
record-v4l2.pl -t 60 --channel 1 --freqtable ntsc-bcast-jp --inputnum 6
ʤinputnumϡ塼(TV)CompositeS-VideoΤϤϿ
뤫򤹤ѥ᡼Ǥֹбդϡ
record-v4l2.pl --list-inputs¹Ԥ뤳ȤˤäƳǧ뤳Ȥޤ

¾ӥåȥ졼Ȥʤɡrecord-v4l2.pl¿꤬Ԥ
褦ˤʤäƤޤrecord-v4l2.pl --help¹ԤȤ륪ץ
ǧƤߤƤ

ȥ֥륷塼ƥ/FAQ
ͽᤪǤꤷƤޤȡܥɥ饤ФϳȯӾˤط⤢ꡤ
linuxμ̵ȻȤΤ񤷤⤷ޤ󡥰ʲҤڡ
ǼĤ˽񤭹ޤ줿ȥ֥ΤŪȤͭѤʤΤޤȤ
Ƥޤ

xawtvȤޤ
ivtvɥ饤ФϤǡϡMPEG2ȥ꡼ǤxawtvǤϸ
mplayerѤƸƤ

FedoraCore2ǥơ󥨥顼Фޤ
FC2ѤrpmۤƤkernelϡå4KBȤƥӥ
Ƥޤ顼ФΤϤΤǤ8KBȤƥӥɤʤ
ʲΥڡͤˤʤȻפޤ
http://www.linuxant.com/driverloader/wlan/full/downloads-fc2-kernel-i686.php

FedoraCore2Video-Frequencies0.03򥤥󥹥ȡ뤷ƤΤˡptune
  0.03ʸޤ
  ɸVideo-Frequencies0.01äƤΤ
  /usr/lib/perl5/site_per/5.8.3/i386-linux-thread-multi/Video β
  0.01󥹥ȡ뤵ƤΤǤäOK(Thanks ӥǭ)

ɥ饤Фɤ߹ߤʤɤϤޤԤäƤޤϿ褷褦Ȥȥ顼
ФƲϿǤޤ
ץ㥫ɤIRQ¾ΥɤȶͭƤ硤Τ褦ʾ
ˤʤ礬褦Ǥ/proc/interruptsǧץ㥫ɤ
ñȤIRQѤǤƤ뤫åƤIRQͭƤ
硤PCIåȤѹꡤBIOSѤʤǥХ(㡧ѥ
ݡȤ䥷ꥢݡȡUSB)disableˤ뤳ȤˤꡤǤ
礬ޤ

󤼤ưޤ
lspci¹Ԥץ㥫ɤǧƤ뤫ǧƤ
00:14.0 Multimedia video controller: Internext Compression Inc iTVC16
  (CX23416) MPEG-2 Encoder (rev 01)
Τ褦ʥȥ꡼ǧƤޤŤM/B㡧440BXˤξ硤
ŤPCIʤˤ򤷤Ƥ餺Τ˥ɤǧʤ礬
ޤ

CX23416GYC-STVLPWindowsưʤǤɡư򶵤Ƥ
(~~;(^^;(^^;ʥ᡼䤤碌ޤ(^^;

Windowsư硤DirectXɥ饤Фδ١MPEG2ǥcodec
ˤꡤȥȥ֥뤬¿ɤǤlinuxư
Ȥʤư礬ޤäDirectX89бƤʤӥǥ
ɤѤƤlinuxѤ뤳ȤƤɤ⤷
ޤ

TVϿ褬ޤ󡥤ޤCompositeS-VideoϿ褹ˤϤɤ餤
record-v4l2.plѤƤϡinputnumץΥѥ᡼
ѹƤܤϻȤι򻲾ȡ

CPUѥפޤ
Ͽ줢ؤפޤ㤨лϥɥ饤Фγȯeden(VIA C3
533MHz)ѤƤꡤäƤޤ󡥤MPEG2κ
ˤϤʤΥѥɬפǤΤǡԤˤϤʤΥڥå
Υޥפޤ

CX23416GYC-STVLPȤäƤޤ̾ü˥ȥΥäƤޤ
ܲ˸Ʊ԰ǤSAA7173λʤط⤢ꡤ
ȤҤƤޤ

Ȥ䤹եȥɤϤޤ󤫡
ϻѤȤ̵ΤǲȤޤ󤬡MythTVmbrTVvcrб
Ƥ褦Ǥ

MythTV  http://www.mythtv.org
OpenPVS http://www.devicehackers.com/openpvs/index.php
mbrTV   http://www.h5.dion.ne.jp/~tangos/HomeServer/mbrtv/
vcr     http://133.82.113.26/~nyoshi/
  (2chΡLinux ǥӥǥϿڻܡۡפrecord-v4l2Ȥѥåͭ)

CATV Υͥ뤬Ǥޤ
  freqtable 112chޤǤntsc-bcast-jpǡ13chʹߤntsc-cable-jp
  򤷤Ƥntsc-cable-jp112chξϿȤΤ
  Ǥ? ͭͥǤˡʤä? 󥰥ɤ
  ιΩäƤ :-)

ͭѤʾ륵
ʲܥɥ饤Ф˴ϢΤ륵ȤҲ𤵤ĺޤʤѸǾҲ
줿ܸǽ񤫤줿ڡޤȤƤޤ

ɥ饤гȯط
CX23416GYC-STVLPβ
http://linux.paken.org/index.php?CX23416GYC-STVLP%A4%CE%B2%F2%C0%CF
LinuxITVC16-STVLP 
http://linux.paken.org/index.php?Linux%A4%C7ITVC16-STVLP
Ȥ
Linux/TV (Ȥˡ)
http://jo1upk.blogdns.net/linux/index.php?Linux%2FTV
ivtv driver for GV-MVP/RX (Ȥɥ饤Фrpmѥå
ץΥץͭ)
http://www.h5.dion.ne.jp/~tangos/HomeServer/mbrtv/ivtv.html
atȤäƥޥɥ饤ͽϿ
http://www.tadachi-net.com/desktop_pc/asus_terminator/avserver3.html

ջ
«Ǥܥɥ饤ФѤˤääʤ»ФƤ
ݾڤΤǤϤޤѤϼǤǤꤤޤ


***¾ʻŪʤΡ***
SAA7173Υ쥸˴ؤ
ʤʬSAA7134Ʊ褦Ʊ櫓ǤϤʤSAA7134
ꤷƤưʤ⤢롥

CX23416GYC-STVLP(SAA7173)ǤΥΥˤĤ
ץ̤ξVBI椬ΤޤϿ褵졤ȥΥϿ
ƤޤäƤ롥ߤޤܽΩäƤʤϿե
DVD˾ƤTV˱Ǥꤹɽʤ褦
ʤYUANǿWindowsѥɥ饤СܥץǤϤΥΥФƤʤ
I2Cפη̤鸫¤ꡤñ˥ޥɽƤΤ褦
פ롥ʤߤ˲ü饤⥫åȤƤ褦

uPD64031Aư˴ؤ
ʥϾȤϷʪȿͿδˤäȯʥƥ
ʬˤäƤˡܹǤϡ֥Ƚ࿮(Ghost Cancel
Reference)뤳ȤˤꡤȽԤȤǽ
Ƥ롥Ĥޤꡤ椬GCRѤƤʤȡѤ
ȤνǤʤϤ˴ޤޤ롥

uPD64031AϥȽǽͭåפǤꡤܹNTSC
ޤޤƤGCRб롥ưȤƤϡϤ줿ݥåȿ
ADѴȤDAѴݥåȿȤƽϤ(*)
ưʬ褦ˡ塼ʡϤ줿ݥåȿФ
Ƚ򤹤褦ˤʤäƤꡤVTRϤ줿ϡGCR̤С
ȤʤꡤưϹԤʤ
(*)uPD64083Ȥ߹碌ưʸҡ

uPD64083ư˴ؤ
顼ƥӿǤϡƥѤοȸߴ뤿ᡤ뤵
ٿ(Y)˿(C)ɲä빽ˤʤäƤ롥
ɽԤˤϡ鿮ΤʬΥƽɬפʵٿ
ȿδĤ̵ˡuPD64083ϣY/CʬΥǽǤꡤʥ
2Y/CʬΥԤäȯ䤹顼ɥå˸ʤɤΥΥ
㸺Ǥ롥
uPD64083ˤ礭ʬƣĤư⡼ɤ뤬3Y/CʬΥե졼
YNR/CNR,ե졼ࡦYNRƱ˻Ѥ뤳ȤǤʤޤVTRTV
ࡤLDʤɤΤ褦NTSCʤ˽򤷤ʤɸ࿮椬Ϥ줿
ϥե졼ֽߤ롥
ʥϤ줿ݥåȿADѴ졤ƽФơY/CʬΥ
ʥȤƽϤ롥Ʊ˥ǥϤ⤵褦

uPD64031A+uPD64083Ǥư
Ȥ߹碌ξ硤ƥå״֤ǥΤޤޤǥ󥯤Ǥ롥Τ褦
뤳ȤˤꡤöʥѴ̥åפžƺƤӥǥ
᤹Ȥפˤʤ롥(Υ㸺Ω?)

uPD64031A+uPD64083ɤܥɥ饤ФǤγĥ
̤linuxѥץ㥫ɥɥ饤ФǤϡtuner,composite,s-video
ϤȤưvideo decoderϤڤؤƤYCSåפ
դƤ硤tunercompositeYCSå׷ͳڤؤvideo decoder
ΤŪǤ뤿ᡤvideo decoderΤߤϤڤؤʤ
ΤᡤˡȤɥ饤ФǤľڤؤγĥ
Ǥ롥Ǻivtvɥ饤Фγĥ˺ݤƤϡ1)ɥ饤Фγ
Υ󥿡եФƤϡŪˣϤ褦˸룲
줿Ϥ򤽤Τޤvideo decoderϤѴʲŪֹ
ֹѴˤ򤫤롥ޤSAA717xξϤˤä
䥳Ȥ򤹤 ˶ѤƤü(tuner,composite)ξ硤YCS
ȥԤvideo decoderڤؤʻѤ뤳Ȥˤꣳ
ڤؤȤǽȤ롥
ʤ;̤Ǥ뤬եȥ󥳥ɤSAA7133GYC-STVLPǤϤ˥䥳
ȤˤʤäƤꡤI2Cˤ֤鲼äåפtunercompositeڤ
ؤԤäƤΥåסä夦˼Ԥʤ...
